Causes of Blood Blister on Scalp and Its Home Treatment

Blood Blister on Scalp

  • There are two types of blisters: regular and blood blisters

  • Regular blisters are filed with lymph, while blood blisters are a bubble of blood that formed underneath the skin because of a bruise or pinch or any other type of trauma.

  • The blisters that are due to ruptured capillaries are generally bloody and inflicted by injury

  • Blood blisters do not necessarily require for special medical attention

  • However, should the blood blisters become severe or recurrent, a medical attention is essential.

  • It is best not to pop the blister as it can lead to infection and slow down the healing process

  • However, if some of the blood blisters pop out, the pocket skin must not be peeled away, and allow the body to heal the wound by itself.

  • Blood blisters must be covered with dressing properly.

Blood Blister on Head

Blood blisters on head are initiated by trauma directed toward the blood vessels, which eventually ruptures. These blisters must not be touched in any way such as opening them as it may lead to bacterial infection such as sepsis. Sepsis is an infection of the blood or poisoning of the blood which can be life-threatening.

Among its symptoms include:

  • Rise in the body temperature

  • Extreme tenderness

  • Pus draining from the blister

  • Red streaks that lead away from the blister or through blisters

  • Red and warm skin around the blisters

People who are suffering from lymphedema need to understand that the blisters should be left alone. If the blisters are large and red and you are suffering from other medical conditions like diabetes, you need to see your doctor.

Causes and Treatment for Blood Blister on Head

  • Non-medical causes of blisters are

    • Constant rubbing

    • Pressure inflicted onto the area

    • Friction

  • Non-medical conditions include:

    • Impetigo

    • Allergic reaction

    • Pemphigus vulgaris

    • Herpes zoster virus

    • Chicken pox

    • Atopic dermatitis

    • Blistering skin diseases like

      • Dermatitis herpetiformis

      • Prophyria cutanea tarda

    • Incontinentia pigmenti syndrome

    • Suburn

  • Skin injuries may also cause blood blisters and these include:

    • Cold injuries because of exposure to freezing temperature

    • Burns from exposure to electricity

    • Heat

    • Radiation from the sun

  • Spider bites

  • Treatment includes cleansing the area with mild soap

  • Applying cold or ice pack to reduce the swelling and discomfort

  • Drain the fluid with sanitized needle

  • Cover the blisters with dressing

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